The police and rescue services have been alerted regarding a missing windsurfer in Öresund on Friday, reports TV4.
A large-scale rescue operation has been launched in the area.
We have deployed all the resources we have, says Jonas Brunoson, flight rescue leader at the Sea and Air Rescue Centre, to TV4.
The missing surfer is reported to be a man and was at sea on Friday with several other people, who have since returned to land. The operation includes, among other things, a Danish helicopter.
The alarm was raised at 19.25.